40421878

素因数分解:

$2^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{8273}}^1$

素因数の和:8631

約数の個数: 16

約数和(自身を含む): 69501600

約数和(自身を除く): 29079722

約数列:

[1, 2, 7, 14, 349, 698, 2443, 4886, 8273, 16546, 57911, 115822, 2887277, 5774554, 20210939, 40421878]

約数ペア:

[(1, 40421878), (2, 20210939), (7, 5774554), (14, 2887277), (349, 115822), (698, 57911), (2443, 16546), (4886, 8273)]